League titles in the last 20 years.

16 titles: 
Rosenborg -photo, 2010-


14 titles: 
Olympiakos, FC Porto


13 titles: 
Dinamo Kiev, Dinamo/Croatia Zagreb


12 titles: 
Manchester United, Rangers, Sparta Prague, Partizan Belgrade


10 titles: 
Anderlecht, Bayern Munich, KF Tirana, Galatasaray


9 titles: 
Barcelona, Steaua Bucarest, FC Copenhagen


8 titles: 
Ajax, PSV Eindhoven, Celtic, Spartak Moscow, Maccabi Haifa, Wisla Kraków


7 titles: 
Olympique Lyon, Real Madrid, FC Basel, Anorthosis Famagusta, HJK Helsinki


6 titles: 
Fenerbahce, Milan, Juventus, Salzburg, Shakhtar Donetsk, APOEL Nicosia, Crvena Zvezda, Levski Sofia


5 titles: 
Borussia Dortmund, Inter, Grasshoppers, Beitar Jerusalem, IFK Göteborg, Haka Valkeakoski, Hajduk Split, Bröndby, Debrecen, Shelbourne


4 titles: 
Panathinaikos, Club Brugge, Omonia Nicosia, Dinamo Bucarest, Legia Warsaw, MTK Budapest, Ferencváros, Bohemian Dublin, Litex Lovech, CSKA Sofia.